66FC44200AW KOYO Four-row cylindrical roller bearings
Brand Name:KOYO
Model Number:66FC44200AW
Series:543000
Cone Part Number:543085
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:93600 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:24300 lbf
d:8.5000 in
B - Cone Width:1.2500 in
PDF 66FC44200AW

Product Details

Series543000
Cone Part Number543085
Design UnitsImperial
Cage TypeStamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)193600 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)224300 lbf
d8.5000 in
B - Cone Width1.2500 in
R - Cone Backface To Clear Radius30.14 in
da - Cone Frontface Backing Diameter8.9 in
db - Cone Backface Backing Diameter9.13 in
Ab - Cage-Cone Frontface Clearance0.14 in
Aa - Cage-Cone Backface Clearance0.14 in
a - Effective Center Location40.51 in
C90 - Dynamic Radial Rating (90 million revolutions)513900 lbf
C1 - Dynamic Radial Rating (1 million revolutions)653800 lbf
C0 - Static Radial Rating102000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)79190 lbf
K - Factor81.52
G1 - Heat Generation Factor (Roller-Raceway)608.5
G2 - Heat Generation Factor (Rib-Roller End)232.3
Cg - Geometry Factor0.113
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Company Profile

TIMKEN AXLE CORP.
Phone +1-775-298-7800
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